#include <bits/stdc++.h>
#define int long long
#define ll long long
#define fi first
#define se second
#define memfull(a,b) memset(a,b,sizeof(a))
#define endl '\n'
using namespace std;
int32_t main()
{
ios_base::sync_with_stdio(0);
cin.tie(0);
cout.tie(0);
freopen("TEST.INP","r",stdin);
freopen("TEST.OUT","w",stdout);
return 0;
}
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